Home / 809,898.26-1,216,095.89-685,177.29

Finding the Fourth Proportional to 809,898.26, 1,216,095.89 and 685,177.29

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Solution

The fourth proportional to 809,898.26, 1,216,095.89 and 685,177.29 is: 1,028,822.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,898.26 : 1,216,095.89 = 685,177.29 : x
  2. Step 2: Convert to fraction form
    809,898.26/1,216,095.89 = 685,177.29/x
  3. Step 3: Cross multiply
    809,898.26x = 1,216,095.89 × 685,177.29
  4. Step 4: Simplify right side
    809,898.26x = 833,241,282,864.45
  5. Step 5: Solve for x
    x = 833,241,282,864.45/809,898.26
  6. Step 6: Final answer
    x = 1,028,822.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.